containerBuilder property
final
A function to build the container holding the overview map.
If not provided, the overview map will be 150x100 pixels with a 1 pixel
black border. Provide a function to return a customized container, such as
having the desired size, border, opacity, etc. The returned Widget must
include the provided child
, which will be the overview map itself.
Implementation
final Widget Function(BuildContext context, Widget child)? containerBuilder;